7640798 has 16 divisors (see below), whose sum is σ = 12740976. Its totient is φ = 3407040.

The previous prime is 7640777. The next prime is 7640821. The reversal of 7640798 is 8970467.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2111 + ... + 4442.

It is an arithmetic number, because the mean of its divisors is an integer number (796311).

Almost surely, 2^7640798 is an apocalyptic number.

7640798 is a deficient number, since it is larger than the sum of its proper divisors (5100178).

7640798 is a wasteful number, since it uses less digits than its factorization.

7640798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6619.

The product of its (nonzero) digits is 84672, while the sum is 41.

The square root of 7640798 is about 2764.1993415816. The cubic root of 7640798 is about 196.9606971504.

The spelling of 7640798 in words is "seven million, six hundred forty thousand, seven hundred ninety-eight".